检查项目树(层次结构):
mermaid
graph TD
A[初步筛查] --> B[临床评估:6P征+病史]
A --> C[实验室检查:D-二聚体、乳酸、血常规]
B & C --> D[影像学初筛]
D --> E[多普勒超声:血流动力学评估]
D --> F[CTA/MRA:解剖结构确认]
E & F --> G[确诊与干预]
G --> H[DSA:金标准+介入治疗]
G --> I[心脏评估:经胸超声心动图/心电图]
American Heart Association (AHA)/American College of Cardiology (ACC) Guidelines for the Management of Patients with Lower Extremity Peripheral Artery Disease (2023 Update). Journal of the American College of Cardiology.
European Society of Cardiology (ESC) Guidelines on Cardiovascular Diseases in Vascular Medicine (2023). European Heart Journal.
Society for Vascular Surgery (SVS) Clinical Practice Guidelines for Acute Limb Ischemia (2022). Journal of Vascular Surgery.